Improve handling of milliseconds to handle any length

1 files changed, 2 insertions, 2 deletions

diff --git a/unixtime.pl b/unixtime.pl
index d6fff26..e75a786 100755
--- a/unixtime.pl
+++ b/unixtime.pl
@@ -12,8 +12,8 @@ if (@ARGV eq 1) {
 if (defined $args[0] and $args[0] ne "") {
     if ($args[1] eq "ms") {
         #Convert from timestamp in milliseconds to date
-        $seconds = substr $args[0], 0, 10;
-        $milliseconds = substr $args[0], 10, 3;
+        $seconds = substr $args[0], 0, -3;
+        $milliseconds = substr $args[0], -3;
         $date =  strftime('%a %b %e %H:%M:%S:' . $milliseconds . ' %Z %Y', localtime( $seconds ) ) . "\n";
         print $date;
     } elsif ($args[0] eq "ms") {